Help: Steps for creating an rtems device driver...

Joel Sherrill <joel@OARcorp.com> joel.sherrill at OARcorp.com
Thu Jan 6 23:29:18 UTC 2005


Alex wrote:
> Hi,
> 
> Does anyone already created a rtems device driver?
> I need to create a simple device driver to listen printer port, but I am lost in the steps i need to do...
> Does someone know any doc with the steps to create a rtems device driver?
> I already try to use the polled single port sample but i am lost, in registering, fire the driver, etc...

The simple single polled driver does all that for you BUT it registers
itself as /dev/console.

Copy the shared console_polled code to lpt_polled and change console to
lpt everywhere.  Then you should be closer.

> Thanks 
> 
> Nuno Costa
> 
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-- 
Joel Sherrill, Ph.D.             Director of Research & Development
joel at OARcorp.com                 On-Line Applications Research
Ask me about RTEMS: a free RTOS  Huntsville AL 35805
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